Phosphate rock (plasma) and sulfuric acid reaction, the reaction slurry to liquid-solid separation, dilute phosphoric acid to be wet.
磷矿粉(浆)与硫酸反应，反应料浆进行液固分离，得到湿法稀磷酸。
2
The purpose in this dissertation is to ameliorate the mechanical properties of chitosan fiber by using dry-jet wet spinning and cross-linking reaction.
本论文的主要目的是采用干湿法纺丝新工艺制备壳聚糖纤维，并通过交联反应以提高壳聚糖纤维的机械性能。
3
The preparation method of alumina hollow fiber membrane by reaction bonding of aluminum oxide (RBAO) technique combined with dry wet spinning process was introduced in this paper.